Feodor F. Dragan, Chenyu Yan, Yang Xiang. Collective Additive Tree Spanners of Homogeneously Orderable Graphs. In Eduardo Sany Laber, Claudson F. Bornstein, Loana Tito Nogueira, Luerbio Faria, editors, LATIN 2008: Theoretical Informatics, 8th Latin American Symposium, Búzios, Brazil, April 7-11, 2008, Proceedings. Volume 4957 of Lecture Notes in Computer Science, pages 555-567, Springer, 2008.
Abstract is missing.